<template>
  <div>
    <div class="site-wrapper site-page--login" v-show="showLogin">
      <div class="site-content__wrapper">
        <div class="site-content">
          <div class="brand-info">
            <h2 class="brand-info__text"></h2>
            <p class="brand-info__intro"></p>
          </div>
          <div class="login-main">
            <h3 class="login-title">管理员登录</h3>
            <el-form :model="dataForm" :rules="dataRule" ref="dataForm" @keyup.enter.native="dataFormSubmit()"
              status-icon>
              <el-form-item prop="userName">
                <el-input v-model="dataForm.userName" placeholder="帐号"></el-input>
              </el-form-item>
              <el-form-item prop="password">
                <el-input v-model="dataForm.password" type="password" placeholder="密码"></el-input>
              </el-form-item>
              <el-form-item prop="captcha">
                <el-row :gutter="20">
                  <el-col :span="14">
                    <el-input v-model="dataForm.captcha" placeholder="验证码"></el-input>
                  </el-col>
                  <el-col :span="10" class="login-captcha">
                    <img :src="captchaPath" @click="getCaptcha()" alt />
                  </el-col>
                </el-row>
              </el-form-item>
              <el-form-item>
                <el-button class="login-btn-submit" type="primary" @click="dataFormSubmit()">登录</el-button>
              </el-form-item>
            </el-form>
          </div>
        </div>
      </div>
    </div>

    <div class="box" v-show="!showLogin">
      <div></div>
      <div></div>
      <div></div>
      <div></div>
      <div></div>
      <div></div>
      <p>{{ loadingText }}</p>
    </div>
  </div>
</template>

<script>
  import {
    getUUID
  } from '@/utils'
  export default {
    data() {
      return {
        dataForm: {
          userName: '',
          password: '',
          uuid: '',
          captcha: ''
        },
        dataRule: {
          userName: [{
            required: true,
            message: '帐号不能为空',
            trigger: 'blur'
          }],
          password: [{
            required: true,
            message: '密码不能为空',
            trigger: 'blur'
          }],
          captcha: [{
            required: true,
            message: '验证码不能为空',
            trigger: 'blur'
          }]
        },
        captchaPath: '',
        showLogin: false,
        loadingText:'未被授权访问'
      }
    },
    created() {
      this.login()
    },
    methods: {
      login() {
        this.loadingText='正在进入系统...';
        var url = window.location.href
        if (
          url.indexOf('token=') !== -1 &&
          url.indexOf('&') !== -1 &&
          url.indexOf('loginName') !== -1
        ) {
          var s = url.split('token')
          var token = s[1].substr(1, s[1].indexOf('&') - 1)
          var l = url.split('loginName')
          var loginName = l[1].substr(1, l[1].indexOf('&') - 1)

          //console.log(token);
          //console.log(loginName);
          // 判断token 是否为空
          if (token.length > 0 && loginName.length > 0) {
            this.showLogin = false; //显示登陆
            // 不为空
            this.$http({
              url: this.$http.adornUrl('/sys/tokenlogin'),
              method: 'get',
              params: {
                token: token,
                name: loginName
              }
            }).then(({
              data
            }) => {
              if (data && data.code === 0) {
                // debugger
                // this.$cookie.set('token', data.token)
                // alert(data.token);
                sessionStorage.setItem('token',data.token)
                sessionStorage.setItem('user', JSON.stringify(data.user))
                sessionStorage.setItem('company', JSON.stringify(data.user.company))
                this.$router.replace({
                  name: 'home'
                })
              } else {
                this.showLogin = false; //显示登陆
                this.getCaptcha()
                // this.$message.error(data.msg)
                this.loadingText='未被授权访问';
              }
            })
          } else {
            this.showLogin = false; //显示登陆
            // token
            this.getCaptcha()
            this.loadingText='未被授权访问';
          }
        } else {
          this.showLogin = true; //显示登陆
          this.getCaptcha()
        }
      },

      // 提交表单
      dataFormSubmit() {
        this.$refs['dataForm'].validate((valid) => {
          if (valid) {
            this.$http({
              url: this.$http.adornUrl('/sys/login'),
              method: 'post',
              data: this.$http.adornData({
                username: this.dataForm.userName,
                password: this.dataForm.password,
                uuid: this.dataForm.uuid,
                captcha: this.dataForm.captcha
              })
            }).then(({
              data
            }) => {
              if (data && data.code === 0) {
                // this.$cookie.set('token', data.token)
                sessionStorage.setItem('token',data.token)
                this.$router.replace({
                  name: 'home'
                })
              } else {
                this.getCaptcha()
                this.$message.error(data.msg)
              }
            })
          }
        })
      },
      // 获取验证码
      getCaptcha() {
        this.dataForm.uuid = getUUID()
        this.captchaPath = this.$http.adornUrl(
          `/captcha.jpg?uuid=${this.dataForm.uuid}`
        )
      }
    }
  }
</script>

<style lang="scss">
  .site-wrapper.site-page--login {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(38, 50, 56, 0.6);
    overflow: hidden;

    &:before {
      position: fixed;
      top: 0;
      left: 0;
      z-index: -1;
      width: 100%;
      height: 100%;
      content: "";
      background-image: url(~@/assets/img/login_bg.jpg);
      background-size: cover;
    }

    .site-content__wrapper {
      position: absolute;
      top: 0;
      right: 0;
      bottom: 0;
      left: 0;
      padding: 0;
      margin: 0;
      overflow-x: hidden;
      overflow-y: auto;
      background-color: transparent;
    }

    .site-content {
      min-height: 100%;
      padding: 30px 500px 30px 30px;
    }

    .brand-info {
      margin: 220px 100px 0 90px;
      color: #fff;
    }

    .brand-info__text {
      margin: 0 0 22px 0;
      font-size: 48px;
      font-weight: 400;
      text-transform: uppercase;
    }

    .brand-info__intro {
      margin: 10px 0;
      font-size: 16px;
      line-height: 1.58;
      opacity: 0.6;
    }

    .login-main {
      position: absolute;
      top: 0;
      right: 0;
      padding: 150px 60px 180px;
      width: 470px;
      min-height: 100%;
      background-color: #fff;
    }

    .login-title {
      font-size: 16px;
    }

    .login-captcha {
      overflow: hidden;

      >img {
        width: 100%;
        cursor: pointer;
      }
    }

    .login-btn-submit {
      width: 100%;
      margin-top: 38px;
    }
  }

  .box {
    width: 305px;
    height: 125px;
    border: 1px solid #f6f6f6;
    -webkit-box-shadow: 0px 0px 5px #eeebeb;
    box-shadow: 0px 0px 5px #eeeded;
    margin: 200px auto 0;
    color: #b8c4cb;
  }

  .box p {
    text-align: center;
    width: 100%;
    float: left;
    margin: 0;
    padding: 0;
    font-size: 14px;
  }

  .box div {
    width: 20px;
    height: 50px;
    margin: 15px;
    float: left;
    background-color: hotpink;
    border-radius: 10px;
  }

  .box div:nth-child(1) {
    background-color: lightcoral;
    animation: loading 0.5s ease 0s infinite alternate;
  }

  .box div:nth-child(2) {
    background-color: darkorange;
    animation: loading 0.5s ease 0.1s infinite alternate;
  }

  .box div:nth-child(3) {
    background-color: lightcoral;
    animation: loading 0.5s ease 0.2s infinite alternate;
  }

  .box div:nth-child(4) {
    background-color: gold;
    animation: loading 0.5s ease 0.3s infinite alternate;
  }

  .box div:nth-child(5) {
    background-color: burlywood;
    animation: loading 0.5s ease 0.4s infinite alternate;
  }

  .box div:nth-child(6) {
    animation: loading 0.5s ease 0.5s infinite alternate;
  }

  @keyframes loading {
    from {
      transform: scaleY(1)
    }

    to {
      transform: scaleY(0.5);
    }
  }
</style>
